427584178

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 798750720

約数和(自身を除く): 371166542

約数列:

[1, 2, 7, 14, 29, 31, 53, 58, 62, 106, 203, 217, 371, 406, 434, 641, 742, 899, 1282, 1537, 1643, 1798, 3074, 3286, 4487, 6293, 8974, 10759, 11501, 12586, 18589, 19871, 21518, 23002, 33973, 37178, 39742, 47647, 67946, 95294, 130123, 139097, 237811, 260246, 278194, 333529, 475622, 576259, 667058, 985217, 1053163, 1152518, 1970434, 2106326, 4033813, 6896519, 7372141, 8067626, 13793038, 14744282, 30541727, 61083454, 213792089, 427584178]

約数ペア:

[(1, 427584178), (2, 213792089), (7, 61083454), (14, 30541727), (29, 14744282), (31, 13793038), (53, 8067626), (58, 7372141), (62, 6896519), (106, 4033813), (203, 2106326), (217, 1970434), (371, 1152518), (406, 1053163), (434, 985217), (641, 667058), (742, 576259), (899, 475622), (1282, 333529), (1537, 278194), (1643, 260246), (1798, 237811), (3074, 139097), (3286, 130123), (4487, 95294), (6293, 67946), (8974, 47647), (10759, 39742), (11501, 37178), (12586, 33973), (18589, 23002), (19871, 21518)]