2138551492

素因数分解:

$2^2\times 7^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 4924023552

約数和(自身を除く): 2785472060

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 343, 434, 539, 653, 682, 686, 868, 1078, 1306, 1364, 1372, 1519, 2156, 2387, 2401, 2612, 3038, 3773, 4571, 4774, 4802, 6076, 7183, 7546, 9142, 9548, 9604, 10633, 14366, 15092, 16709, 18284, 20243, 21266, 26411, 28732, 31997, 33418, 40486, 42532, 50281, 52822, 63994, 66836, 74431, 80972, 100562, 105644, 116963, 127988, 141701, 148862, 201124, 222673, 223979, 233926, 283402, 297724, 351967, 445346, 447958, 467852, 566804, 703934, 818741, 890692, 895916, 991907, 1407868, 1558711, 1567853, 1637482, 1983814, 2463769, 3117422, 3135706, 3274964, 3967628, 4927538, 6234844, 6271412, 6943349, 9855076, 10910977, 13886698, 17246383, 21821954, 27773396, 34492766, 43643908, 48603443, 68985532, 76376839, 97206886, 152753678, 194413772, 305507356, 534637873, 1069275746, 2138551492]

約数ペア:

[(1, 2138551492), (2, 1069275746), (4, 534637873), (7, 305507356), (11, 194413772), (14, 152753678), (22, 97206886), (28, 76376839), (31, 68985532), (44, 48603443), (49, 43643908), (62, 34492766), (77, 27773396), (98, 21821954), (124, 17246383), (154, 13886698), (196, 10910977), (217, 9855076), (308, 6943349), (341, 6271412), (343, 6234844), (434, 4927538), (539, 3967628), (653, 3274964), (682, 3135706), (686, 3117422), (868, 2463769), (1078, 1983814), (1306, 1637482), (1364, 1567853), (1372, 1558711), (1519, 1407868), (2156, 991907), (2387, 895916), (2401, 890692), (2612, 818741), (3038, 703934), (3773, 566804), (4571, 467852), (4774, 447958), (4802, 445346), (6076, 351967), (7183, 297724), (7546, 283402), (9142, 233926), (9548, 223979), (9604, 222673), (10633, 201124), (14366, 148862), (15092, 141701), (16709, 127988), (18284, 116963), (20243, 105644), (21266, 100562), (26411, 80972), (28732, 74431), (31997, 66836), (33418, 63994), (40486, 52822), (42532, 50281)]