278314452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9749}}^1$

素因数の和:9833

約数の個数: 72

約数和(自身を含む): 770133000

約数和(自身を除く): 491818548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4758, 7137, 9516, 9749, 14274, 19498, 28548, 29247, 38996, 58494, 87741, 116988, 126737, 175482, 253474, 350964, 380211, 506948, 594689, 760422, 1140633, 1189378, 1520844, 1784067, 2281266, 2378756, 3568134, 4562532, 5352201, 7136268, 7730957, 10704402, 15461914, 21408804, 23192871, 30923828, 46385742, 69578613, 92771484, 139157226, 278314452]

約数ペア:

[(1, 278314452), (2, 139157226), (3, 92771484), (4, 69578613), (6, 46385742), (9, 30923828), (12, 23192871), (13, 21408804), (18, 15461914), (26, 10704402), (36, 7730957), (39, 7136268), (52, 5352201), (61, 4562532), (78, 3568134), (117, 2378756), (122, 2281266), (156, 1784067), (183, 1520844), (234, 1189378), (244, 1140633), (366, 760422), (468, 594689), (549, 506948), (732, 380211), (793, 350964), (1098, 253474), (1586, 175482), (2196, 126737), (2379, 116988), (3172, 87741), (4758, 58494), (7137, 38996), (9516, 29247), (9749, 28548), (14274, 19498)]