51418305

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 97592040

約数和(自身を除く): 46173735

約数列:

[1, 3, 5, 9, 15, 29, 31, 41, 45, 87, 93, 123, 145, 155, 205, 261, 279, 369, 435, 465, 615, 899, 961, 1189, 1271, 1305, 1395, 1845, 2697, 2883, 3567, 3813, 4495, 4805, 5945, 6355, 8091, 8649, 10701, 11439, 13485, 14415, 17835, 19065, 27869, 36859, 39401, 40455, 43245, 53505, 57195, 83607, 110577, 118203, 139345, 184295, 197005, 250821, 331731, 354609, 418035, 552885, 591015, 1142629, 1254105, 1658655, 1773045, 3427887, 5713145, 10283661, 17139435, 51418305]

約数ペア:

[(1, 51418305), (3, 17139435), (5, 10283661), (9, 5713145), (15, 3427887), (29, 1773045), (31, 1658655), (41, 1254105), (45, 1142629), (87, 591015), (93, 552885), (123, 418035), (145, 354609), (155, 331731), (205, 250821), (261, 197005), (279, 184295), (369, 139345), (435, 118203), (465, 110577), (615, 83607), (899, 57195), (961, 53505), (1189, 43245), (1271, 40455), (1305, 39401), (1395, 36859), (1845, 27869), (2697, 19065), (2883, 17835), (3567, 14415), (3813, 13485), (4495, 11439), (4805, 10701), (5945, 8649), (6355, 8091)]