201616735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 259448832

約数和(自身を除く): 57832097

約数列:

[1, 5, 23, 67, 115, 137, 191, 335, 685, 955, 1541, 3151, 4393, 7705, 9179, 12797, 15755, 21965, 26167, 45895, 63985, 130835, 211117, 294331, 601841, 1055585, 1471655, 1753189, 3009205, 8765945, 40323347, 201616735]

約数ペア:

[(1, 201616735), (5, 40323347), (23, 8765945), (67, 3009205), (115, 1753189), (137, 1471655), (191, 1055585), (335, 601841), (685, 294331), (955, 211117), (1541, 130835), (3151, 63985), (4393, 45895), (7705, 26167), (9179, 21965), (12797, 15755)]