28740367065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{1741}}^1$

素因数の和:2182

約数の個数: 64

約数和(自身を含む): 48034381824

約数和(自身を除く): 19294014759

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 271, 393, 465, 655, 813, 1355, 1741, 1965, 4061, 4065, 5223, 8401, 8705, 12183, 20305, 25203, 26115, 35501, 42005, 53971, 60915, 106503, 126015, 161913, 177505, 228071, 269855, 471811, 532515, 684213, 809565, 1100531, 1140355, 1415433, 2359055, 3301593, 3421065, 5502655, 7070201, 7077165, 14626141, 16507965, 21210603, 35351005, 43878423, 61807241, 73130705, 106053015, 185421723, 219392115, 309036205, 927108615, 1916024471, 5748073413, 9580122355, 28740367065]

約数ペア:

[(1, 28740367065), (3, 9580122355), (5, 5748073413), (15, 1916024471), (31, 927108615), (93, 309036205), (131, 219392115), (155, 185421723), (271, 106053015), (393, 73130705), (465, 61807241), (655, 43878423), (813, 35351005), (1355, 21210603), (1741, 16507965), (1965, 14626141), (4061, 7077165), (4065, 7070201), (5223, 5502655), (8401, 3421065), (8705, 3301593), (12183, 2359055), (20305, 1415433), (25203, 1140355), (26115, 1100531), (35501, 809565), (42005, 684213), (53971, 532515), (60915, 471811), (106503, 269855), (126015, 228071), (161913, 177505)]