28337430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 64

約数和(自身を含む): 75955968

約数和(自身を除く): 47618538

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 215, 258, 330, 430, 473, 645, 946, 1290, 1419, 1997, 2365, 2838, 3994, 4730, 5991, 7095, 9985, 11982, 14190, 19970, 21967, 29955, 43934, 59910, 65901, 85871, 109835, 131802, 171742, 219670, 257613, 329505, 429355, 515226, 659010, 858710, 944581, 1288065, 1889162, 2576130, 2833743, 4722905, 5667486, 9445810, 14168715, 28337430]

約数ペア:

[(1, 28337430), (2, 14168715), (3, 9445810), (5, 5667486), (6, 4722905), (10, 2833743), (11, 2576130), (15, 1889162), (22, 1288065), (30, 944581), (33, 858710), (43, 659010), (55, 515226), (66, 429355), (86, 329505), (110, 257613), (129, 219670), (165, 171742), (215, 131802), (258, 109835), (330, 85871), (430, 65901), (473, 59910), (645, 43934), (946, 29955), (1290, 21967), (1419, 19970), (1997, 14190), (2365, 11982), (2838, 9985), (3994, 7095), (4730, 5991)]