15511332515

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 23118151680

約数和(自身を除く): 7606819165

約数列:

[1, 5, 7, 29, 31, 35, 89, 145, 155, 191, 203, 217, 445, 623, 841, 899, 955, 1015, 1085, 1337, 2581, 2759, 3115, 4205, 4495, 5539, 5887, 5921, 6293, 6685, 12905, 13795, 16999, 18067, 19313, 26071, 27695, 29435, 29605, 31465, 38773, 41447, 74849, 80011, 84995, 90335, 96565, 118993, 130355, 160631, 171709, 182497, 193865, 207235, 374245, 400055, 492971, 523943, 526969, 560077, 594965, 803155, 858545, 912485, 1124417, 1201963, 2320319, 2464855, 2619715, 2634845, 2800385, 3450797, 3688783, 4979561, 5622085, 6009815, 11601595, 14296159, 15282101, 16242233, 17253985, 18443915, 24897805, 34856927, 71480795, 76410505, 81211165, 100073113, 106974707, 174284635, 443180929, 500365565, 534873535, 2215904645, 3102266503, 15511332515]

約数ペア:

[(1, 15511332515), (5, 3102266503), (7, 2215904645), (29, 534873535), (31, 500365565), (35, 443180929), (89, 174284635), (145, 106974707), (155, 100073113), (191, 81211165), (203, 76410505), (217, 71480795), (445, 34856927), (623, 24897805), (841, 18443915), (899, 17253985), (955, 16242233), (1015, 15282101), (1085, 14296159), (1337, 11601595), (2581, 6009815), (2759, 5622085), (3115, 4979561), (4205, 3688783), (4495, 3450797), (5539, 2800385), (5887, 2634845), (5921, 2619715), (6293, 2464855), (6685, 2320319), (12905, 1201963), (13795, 1124417), (16999, 912485), (18067, 858545), (19313, 803155), (26071, 594965), (27695, 560077), (29435, 526969), (29605, 523943), (31465, 492971), (38773, 400055), (41447, 374245), (74849, 207235), (80011, 193865), (84995, 182497), (90335, 171709), (96565, 160631), (118993, 130355)]