51303735

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 105636960

約数和(自身を除く): 54333225

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 53, 63, 105, 147, 159, 245, 265, 315, 371, 439, 441, 477, 735, 795, 1113, 1317, 1855, 2195, 2205, 2385, 2597, 3073, 3339, 3951, 5565, 6585, 7791, 9219, 12985, 15365, 16695, 19755, 21511, 23267, 23373, 27657, 38955, 46095, 64533, 69801, 107555, 116335, 116865, 138285, 162869, 193599, 209403, 322665, 349005, 488607, 814345, 967995, 1047015, 1140083, 1465821, 2443035, 3420249, 5700415, 7329105, 10260747, 17101245, 51303735]

約数ペア:

[(1, 51303735), (3, 17101245), (5, 10260747), (7, 7329105), (9, 5700415), (15, 3420249), (21, 2443035), (35, 1465821), (45, 1140083), (49, 1047015), (53, 967995), (63, 814345), (105, 488607), (147, 349005), (159, 322665), (245, 209403), (265, 193599), (315, 162869), (371, 138285), (439, 116865), (441, 116335), (477, 107555), (735, 69801), (795, 64533), (1113, 46095), (1317, 38955), (1855, 27657), (2195, 23373), (2205, 23267), (2385, 21511), (2597, 19755), (3073, 16695), (3339, 15365), (3951, 12985), (5565, 9219), (6585, 7791)]