388550076

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 963320400

約数和(自身を除く): 574770324

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 257, 349, 361, 514, 698, 722, 771, 1028, 1047, 1083, 1396, 1444, 1542, 2094, 2166, 3084, 4188, 4332, 4883, 6631, 9766, 13262, 14649, 19532, 19893, 26524, 29298, 39786, 58596, 79572, 89693, 92777, 125989, 179386, 185554, 251978, 269079, 278331, 358772, 371108, 377967, 503956, 538158, 556662, 755934, 1076316, 1113324, 1511868, 1704167, 3408334, 5112501, 6816668, 10225002, 20450004, 32379173, 64758346, 97137519, 129516692, 194275038, 388550076]

約数ペア:

[(1, 388550076), (2, 194275038), (3, 129516692), (4, 97137519), (6, 64758346), (12, 32379173), (19, 20450004), (38, 10225002), (57, 6816668), (76, 5112501), (114, 3408334), (228, 1704167), (257, 1511868), (349, 1113324), (361, 1076316), (514, 755934), (698, 556662), (722, 538158), (771, 503956), (1028, 377967), (1047, 371108), (1083, 358772), (1396, 278331), (1444, 269079), (1542, 251978), (2094, 185554), (2166, 179386), (3084, 125989), (4188, 92777), (4332, 89693), (4883, 79572), (6631, 58596), (9766, 39786), (13262, 29298), (14649, 26524), (19532, 19893)]