619062012

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 1599998400

約数和(自身を除く): 980936388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 109, 158, 218, 237, 316, 327, 436, 474, 654, 711, 948, 981, 1308, 1422, 1962, 1997, 2844, 3924, 3994, 5991, 7988, 8611, 11982, 17222, 17973, 23964, 25833, 34444, 35946, 51666, 71892, 77499, 103332, 154998, 157763, 217673, 309996, 315526, 435346, 473289, 631052, 653019, 870692, 946578, 1306038, 1419867, 1893156, 1959057, 2612076, 2839734, 3918114, 5679468, 7836228, 17196167, 34392334, 51588501, 68784668, 103177002, 154765503, 206354004, 309531006, 619062012]

約数ペア:

[(1, 619062012), (2, 309531006), (3, 206354004), (4, 154765503), (6, 103177002), (9, 68784668), (12, 51588501), (18, 34392334), (36, 17196167), (79, 7836228), (109, 5679468), (158, 3918114), (218, 2839734), (237, 2612076), (316, 1959057), (327, 1893156), (436, 1419867), (474, 1306038), (654, 946578), (711, 870692), (948, 653019), (981, 631052), (1308, 473289), (1422, 435346), (1962, 315526), (1997, 309996), (2844, 217673), (3924, 157763), (3994, 154998), (5991, 103332), (7988, 77499), (8611, 71892), (11982, 51666), (17222, 35946), (17973, 34444), (23964, 25833)]