172678878

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{56101}}^1$

素因数の和:56134

約数の個数: 40

約数和(自身を含む): 407300520

約数和(自身を除く): 234621642

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 56101, 112202, 168303, 336606, 504909, 1009818, 1065919, 1514727, 2131838, 3029454, 3197757, 4544181, 6395514, 9088362, 9593271, 19186542, 28779813, 57559626, 86339439, 172678878]

約数ペア:

[(1, 172678878), (2, 86339439), (3, 57559626), (6, 28779813), (9, 19186542), (18, 9593271), (19, 9088362), (27, 6395514), (38, 4544181), (54, 3197757), (57, 3029454), (81, 2131838), (114, 1514727), (162, 1065919), (171, 1009818), (342, 504909), (513, 336606), (1026, 168303), (1539, 112202), (3078, 56101)]