28959735

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 57053808

約数和(自身を除く): 28094073

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 41, 49, 93, 105, 123, 147, 155, 205, 217, 245, 287, 465, 615, 651, 735, 861, 961, 1085, 1271, 1435, 1519, 2009, 2883, 3255, 3813, 4305, 4557, 4805, 6027, 6355, 6727, 7595, 8897, 10045, 14415, 19065, 20181, 22785, 26691, 30135, 33635, 39401, 44485, 47089, 62279, 100905, 118203, 133455, 141267, 186837, 197005, 235445, 275807, 311395, 591015, 706335, 827421, 934185, 1379035, 1930649, 4137105, 5791947, 9653245, 28959735]

約数ペア:

[(1, 28959735), (3, 9653245), (5, 5791947), (7, 4137105), (15, 1930649), (21, 1379035), (31, 934185), (35, 827421), (41, 706335), (49, 591015), (93, 311395), (105, 275807), (123, 235445), (147, 197005), (155, 186837), (205, 141267), (217, 133455), (245, 118203), (287, 100905), (465, 62279), (615, 47089), (651, 44485), (735, 39401), (861, 33635), (961, 30135), (1085, 26691), (1271, 22785), (1435, 20181), (1519, 19065), (2009, 14415), (2883, 10045), (3255, 8897), (3813, 7595), (4305, 6727), (4557, 6355), (4805, 6027)]