23388345

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 45999360

約数和(自身を除く): 22611015

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 79, 81, 85, 129, 135, 153, 215, 237, 255, 387, 395, 405, 459, 645, 711, 731, 765, 1161, 1185, 1343, 1377, 1935, 2133, 2193, 2295, 3397, 3483, 3555, 3655, 4029, 5805, 6399, 6579, 6715, 6885, 10191, 10665, 10965, 12087, 16985, 17415, 19737, 20145, 30573, 31995, 32895, 36261, 50955, 57749, 59211, 60435, 91719, 98685, 108783, 152865, 173247, 181305, 275157, 288745, 296055, 458595, 519741, 543915, 866235, 1375785, 1559223, 2598705, 4677669, 7796115, 23388345]

約数ペア:

[(1, 23388345), (3, 7796115), (5, 4677669), (9, 2598705), (15, 1559223), (17, 1375785), (27, 866235), (43, 543915), (45, 519741), (51, 458595), (79, 296055), (81, 288745), (85, 275157), (129, 181305), (135, 173247), (153, 152865), (215, 108783), (237, 98685), (255, 91719), (387, 60435), (395, 59211), (405, 57749), (459, 50955), (645, 36261), (711, 32895), (731, 31995), (765, 30573), (1161, 20145), (1185, 19737), (1343, 17415), (1377, 16985), (1935, 12087), (2133, 10965), (2193, 10665), (2295, 10191), (3397, 6885), (3483, 6715), (3555, 6579), (3655, 6399), (4029, 5805)]