28207998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1058

約数の個数: 96

約数和(自身を含む): 79724736

約数和(自身を除く): 51516738

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 182, 221, 234, 238, 273, 306, 357, 442, 546, 663, 714, 819, 1013, 1071, 1326, 1547, 1638, 1989, 2026, 2142, 3039, 3094, 3978, 4641, 6078, 7091, 9117, 9282, 13169, 13923, 14182, 17221, 18234, 21273, 26338, 27846, 34442, 39507, 42546, 51663, 63819, 79014, 92183, 103326, 118521, 120547, 127638, 154989, 184366, 223873, 237042, 241094, 276549, 309978, 361641, 447746, 553098, 671619, 723282, 829647, 1084923, 1343238, 1567111, 1659294, 2014857, 2169846, 3134222, 4029714, 4701333, 9402666, 14103999, 28207998]

約数ペア:

[(1, 28207998), (2, 14103999), (3, 9402666), (6, 4701333), (7, 4029714), (9, 3134222), (13, 2169846), (14, 2014857), (17, 1659294), (18, 1567111), (21, 1343238), (26, 1084923), (34, 829647), (39, 723282), (42, 671619), (51, 553098), (63, 447746), (78, 361641), (91, 309978), (102, 276549), (117, 241094), (119, 237042), (126, 223873), (153, 184366), (182, 154989), (221, 127638), (234, 120547), (238, 118521), (273, 103326), (306, 92183), (357, 79014), (442, 63819), (546, 51663), (663, 42546), (714, 39507), (819, 34442), (1013, 27846), (1071, 26338), (1326, 21273), (1547, 18234), (1638, 17221), (1989, 14182), (2026, 13923), (2142, 13169), (3039, 9282), (3094, 9117), (3978, 7091), (4641, 6078)]