139676012

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 304711008

約数和(自身を除く): 165034996

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 68, 82, 119, 164, 238, 287, 289, 421, 476, 574, 578, 697, 842, 1148, 1156, 1394, 1684, 2023, 2788, 2947, 4046, 4879, 5894, 7157, 8092, 9758, 11788, 11849, 14314, 17261, 19516, 23698, 28628, 34522, 47396, 50099, 69044, 82943, 100198, 120827, 121669, 165886, 200396, 241654, 243338, 293437, 331772, 483308, 486676, 586874, 851683, 1173748, 1703366, 2054059, 3406732, 4108118, 4988429, 8216236, 9976858, 19953716, 34919003, 69838006, 139676012]

約数ペア:

[(1, 139676012), (2, 69838006), (4, 34919003), (7, 19953716), (14, 9976858), (17, 8216236), (28, 4988429), (34, 4108118), (41, 3406732), (68, 2054059), (82, 1703366), (119, 1173748), (164, 851683), (238, 586874), (287, 486676), (289, 483308), (421, 331772), (476, 293437), (574, 243338), (578, 241654), (697, 200396), (842, 165886), (1148, 121669), (1156, 120827), (1394, 100198), (1684, 82943), (2023, 69044), (2788, 50099), (2947, 47396), (4046, 34522), (4879, 28628), (5894, 23698), (7157, 19516), (8092, 17261), (9758, 14314), (11788, 11849)]