28924455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 30173145

約数列:

[1, 3, 5, 7, 15, 21, 23, 29, 35, 49, 59, 69, 87, 105, 115, 145, 147, 161, 177, 203, 245, 295, 345, 413, 435, 483, 609, 667, 735, 805, 885, 1015, 1127, 1239, 1357, 1421, 1711, 2001, 2065, 2415, 2891, 3045, 3335, 3381, 4071, 4263, 4669, 5133, 5635, 6195, 6785, 7105, 8555, 8673, 9499, 10005, 11977, 14007, 14455, 16905, 20355, 21315, 23345, 25665, 28497, 32683, 35931, 39353, 43365, 47495, 59885, 66493, 70035, 83839, 98049, 118059, 142485, 163415, 179655, 196765, 199479, 251517, 275471, 332465, 419195, 490245, 590295, 826413, 997395, 1257585, 1377355, 1928297, 4132065, 5784891, 9641485, 28924455]

約数ペア:

[(1, 28924455), (3, 9641485), (5, 5784891), (7, 4132065), (15, 1928297), (21, 1377355), (23, 1257585), (29, 997395), (35, 826413), (49, 590295), (59, 490245), (69, 419195), (87, 332465), (105, 275471), (115, 251517), (145, 199479), (147, 196765), (161, 179655), (177, 163415), (203, 142485), (245, 118059), (295, 98049), (345, 83839), (413, 70035), (435, 66493), (483, 59885), (609, 47495), (667, 43365), (735, 39353), (805, 35931), (885, 32683), (1015, 28497), (1127, 25665), (1239, 23345), (1357, 21315), (1421, 20355), (1711, 16905), (2001, 14455), (2065, 14007), (2415, 11977), (2891, 10005), (3045, 9499), (3335, 8673), (3381, 8555), (4071, 7105), (4263, 6785), (4669, 6195), (5133, 5635)]