28488330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1873}}^1$

素因数の和:1912

約数の個数: 72

約数和(自身を含む): 80248428

約数和(自身を除く): 51760098

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 1873, 2535, 3042, 3746, 5070, 5619, 7605, 9365, 11238, 15210, 16857, 18730, 24349, 28095, 33714, 48698, 56190, 73047, 84285, 121745, 146094, 168570, 219141, 243490, 316537, 365235, 438282, 633074, 730470, 949611, 1095705, 1582685, 1899222, 2191410, 2848833, 3165370, 4748055, 5697666, 9496110, 14244165, 28488330]

約数ペア:

[(1, 28488330), (2, 14244165), (3, 9496110), (5, 5697666), (6, 4748055), (9, 3165370), (10, 2848833), (13, 2191410), (15, 1899222), (18, 1582685), (26, 1095705), (30, 949611), (39, 730470), (45, 633074), (65, 438282), (78, 365235), (90, 316537), (117, 243490), (130, 219141), (169, 168570), (195, 146094), (234, 121745), (338, 84285), (390, 73047), (507, 56190), (585, 48698), (845, 33714), (1014, 28095), (1170, 24349), (1521, 18730), (1690, 16857), (1873, 15210), (2535, 11238), (3042, 9365), (3746, 7605), (5070, 5619)]