142724618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 232070400

約数和(自身を除く): 89345782

約数列:

[1, 2, 19, 38, 47, 94, 157, 314, 509, 893, 1018, 1786, 2983, 5966, 7379, 9671, 14758, 19342, 23923, 47846, 79913, 140201, 159826, 280402, 454537, 909074, 1518347, 3036694, 3755911, 7511822, 71362309, 142724618]

約数ペア:

[(1, 142724618), (2, 71362309), (19, 7511822), (38, 3755911), (47, 3036694), (94, 1518347), (157, 909074), (314, 454537), (509, 280402), (893, 159826), (1018, 140201), (1786, 79913), (2983, 47846), (5966, 23923), (7379, 19342), (9671, 14758)]