138991428

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 360185280

約数和(自身を除く): 221193852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 167, 183, 244, 334, 366, 379, 501, 549, 668, 732, 758, 1002, 1098, 1137, 1503, 1516, 2004, 2196, 2274, 3006, 3411, 4548, 6012, 6822, 10187, 13644, 20374, 23119, 30561, 40748, 46238, 61122, 63293, 69357, 91683, 92476, 122244, 126586, 138714, 183366, 189879, 208071, 253172, 277428, 366732, 379758, 416142, 569637, 759516, 832284, 1139274, 2278548, 3860873, 7721746, 11582619, 15443492, 23165238, 34747857, 46330476, 69495714, 138991428]

約数ペア:

[(1, 138991428), (2, 69495714), (3, 46330476), (4, 34747857), (6, 23165238), (9, 15443492), (12, 11582619), (18, 7721746), (36, 3860873), (61, 2278548), (122, 1139274), (167, 832284), (183, 759516), (244, 569637), (334, 416142), (366, 379758), (379, 366732), (501, 277428), (549, 253172), (668, 208071), (732, 189879), (758, 183366), (1002, 138714), (1098, 126586), (1137, 122244), (1503, 92476), (1516, 91683), (2004, 69357), (2196, 63293), (2274, 61122), (3006, 46238), (3411, 40748), (4548, 30561), (6012, 23119), (6822, 20374), (10187, 13644)]