28918038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 36400362

約数列:

[1, 2, 3, 6, 19, 23, 38, 41, 46, 57, 69, 82, 114, 123, 138, 246, 269, 437, 538, 779, 807, 874, 943, 1311, 1558, 1614, 1886, 2337, 2622, 2829, 4674, 5111, 5658, 6187, 10222, 11029, 12374, 15333, 17917, 18561, 22058, 30666, 33087, 35834, 37122, 53751, 66174, 107502, 117553, 209551, 235106, 253667, 352659, 419102, 507334, 628653, 705318, 761001, 1257306, 1522002, 4819673, 9639346, 14459019, 28918038]

約数ペア:

[(1, 28918038), (2, 14459019), (3, 9639346), (6, 4819673), (19, 1522002), (23, 1257306), (38, 761001), (41, 705318), (46, 628653), (57, 507334), (69, 419102), (82, 352659), (114, 253667), (123, 235106), (138, 209551), (246, 117553), (269, 107502), (437, 66174), (538, 53751), (779, 37122), (807, 35834), (874, 33087), (943, 30666), (1311, 22058), (1558, 18561), (1614, 17917), (1886, 15333), (2337, 12374), (2622, 11029), (2829, 10222), (4674, 6187), (5111, 5658)]