128804919814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{142979}}^1$

素因数の和:143308

約数の個数: 32

約数和(自身を含む): 206028460800

約数和(自身を除く): 77223540986

約数列:

[1, 2, 19, 38, 151, 157, 302, 314, 2869, 2983, 5738, 5966, 23707, 47414, 142979, 285958, 450433, 900866, 2716601, 5433202, 21589829, 22447703, 43179658, 44895406, 410206751, 426506357, 820413502, 853012714, 3389603153, 6779206306, 64402459907, 128804919814]

約数ペア:

[(1, 128804919814), (2, 64402459907), (19, 6779206306), (38, 3389603153), (151, 853012714), (157, 820413502), (302, 426506357), (314, 410206751), (2869, 44895406), (2983, 43179658), (5738, 22447703), (5966, 21589829), (23707, 5433202), (47414, 2716601), (142979, 900866), (285958, 450433)]