890945172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{5393}}^1$

素因数の和:5769

約数の個数: 72

約数和(自身を含む): 2432672424

約数和(自身を除く): 1541727252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 353, 468, 706, 1059, 1412, 2118, 3177, 4236, 4589, 5393, 6354, 9178, 10786, 12708, 13767, 16179, 18356, 21572, 27534, 32358, 41301, 48537, 55068, 64716, 70109, 82602, 97074, 140218, 165204, 194148, 210327, 280436, 420654, 630981, 841308, 1261962, 1903729, 2523924, 3807458, 5711187, 7614916, 11422374, 17133561, 22844748, 24748477, 34267122, 49496954, 68534244, 74245431, 98993908, 148490862, 222736293, 296981724, 445472586, 890945172]

約数ペア:

[(1, 890945172), (2, 445472586), (3, 296981724), (4, 222736293), (6, 148490862), (9, 98993908), (12, 74245431), (13, 68534244), (18, 49496954), (26, 34267122), (36, 24748477), (39, 22844748), (52, 17133561), (78, 11422374), (117, 7614916), (156, 5711187), (234, 3807458), (353, 2523924), (468, 1903729), (706, 1261962), (1059, 841308), (1412, 630981), (2118, 420654), (3177, 280436), (4236, 210327), (4589, 194148), (5393, 165204), (6354, 140218), (9178, 97074), (10786, 82602), (12708, 70109), (13767, 64716), (16179, 55068), (18356, 48537), (21572, 41301), (27534, 32358)]